Image Caption Ann Arbor Summer Academy teacher Scott McDonald helps students Tracey Foley, 13, George Blevins, 13, and Yolanda Doster, 11, calculate how many footballs it would take to fill Michigan Stadium. Published in Issue Ann Arbor News, June 22, 1992 Rights Held By Donated by the Ann Arbor News. © The Ann Arbor News. Copyright Copyright Protected Ann Arbor Summer Academy Michigan Stadium Education mathematics University of Michigan - Football Old News Ann Arbor News Tracey Foley George Blevins Yolanda Doster Scott McDonald Robert Chase